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  6. Fast food vs. Onion

Fast food vs. Onion — In-Depth Nutrition Comparison

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How are fast food and onions different?

  • Fast food has more vitamin B12, selenium, iron, vitamin B3, vitamin B2, vitamin B1, zinc, folate, and phosphorus than onions.
  • Daily need coverage for vitamin B12 for fast food is 37% higher.
  • Fast food contains 107 times more saturated fat than onions. While fast food contains 4.493g of saturated fat, onions contain only 0.042g.
  • Onions have a lower glycemic index (15) than fast food (66).

Fast foods, hamburger; single, regular patty; plain and Onions, raw are the varieties used in this article.

Infographic

Fast food vs Onion infographic
Infographic link

Mineral Comparison

Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 19% 19% 17% 115% 40% 69% 57% 43% 47% 111%
Onion
Onion
1
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.1% 6.9% 13% 7.9% 13% 4.6% 12% 0.52% 17% 2.7%
Contains more MagnesiumMagnesium +170%
Contains more CalciumCalcium +169.6%
Contains more PotassiumPotassium +34.9%
Contains more IronIron +1357.1%
Contains more CopperCopper +210.3%
Contains more ZincZinc +1382.4%
Contains more PhosphorusPhosphorus +362.1%
Contains more ManganeseManganese +176.7%
Contains more SeleniumSelenium +3960%
Contains less SodiumSodium -98.8%

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 0% 3% 7.6% 1.5% 79% 84% 105% 32% 49% 111% 12% 60% 19%
Onion
Onion
1
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 25% 0% 0.4% 0% 12% 6.2% 2.2% 7.4% 28% 0% 1% 14% 3.3%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin EVitamin E +1800%
Contains more Vitamin DVitamin D +∞%
Contains more Vitamin B1Vitamin B1 +589.1%
Contains more Vitamin B2Vitamin B2 +1244.4%
Contains more Vitamin B3Vitamin B3 +4742.2%
Contains more Vitamin B5Vitamin B5 +330.9%
Contains more Vitamin B6Vitamin B6 +76.7%
Contains more Vitamin B12Vitamin B12 +∞%
Contains more Vitamin KVitamin K +1125%
Contains more FolateFolate +321.1%
Contains more CholineCholine +463.9%
Contains more Vitamin CVitamin C +∞%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
17% 12% 32% 38%
Protein: 16.52 g
Fats: 12.01 g
Carbs: 31.5 g
Water: 38.45 g
Other: 1.52 g
Onion
Onion
1
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Contains more ProteinProtein +1401.8%
Contains more FatsFats +11910%
Contains more CarbsCarbs +237.3%
Contains more OtherOther +334.3%
Contains more WaterWater +131.8%

Fat Type Comparison

Fat type breakdown side-by-side comparison
41% 44% 15%
Saturated fat: Sat. Fat 4.493 g
Monounsaturated fat: Mono. Fat 4.835 g
Polyunsaturated fat: Poly. Fat 1.68 g
Onion
Onion
1
58% 18% 24%
Saturated fat: Sat. Fat 0.042 g
Monounsaturated fat: Mono. Fat 0.013 g
Polyunsaturated fat: Poly. Fat 0.017 g
Contains more Mono. FatMonounsaturated fat +37092.3%
Contains more Poly. FatPolyunsaturated fat +9782.4%
Contains less Sat. FatSaturated fat -99.1%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
82% 7% 8% 2%
Starch: 22.87 g
Sucrose: 0 g
Glucose: 2.05 g
Fructose: 2.27 g
Lactose: 0 g
Maltose: 0.57 g
Galactose: 0 g
Onion
Onion
1
23% 46% 30%
Starch: 0 g
Sucrose: 0.99 g
Glucose: 1.97 g
Fructose: 1.29 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
Contains more StarchStarch +∞%
Contains more FructoseFructose +76%
Contains more MaltoseMaltose +∞%
Contains more SucroseSucrose +∞%
~equal in Glucose ~1.97g
~equal in Lactose ~0g
~equal in Galactose ~0g

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Fast food Onion
Lower in Cholesterol ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Saturated fat ok
Lower in Glycemic Index ok
Lower in price ok
Rich in minerals ok
Rich in vitamins ok

All nutrients comparison - raw data values

Nutrient Fast food Onion DV% diff.
Vitamin B12 0.89µg 0µg 37%
Selenium 20.3µg 0.5µg 36%
Iron 3.06mg 0.21mg 36%
Vitamin B3 5.617mg 0.116mg 34%
Protein 16.52g 1.1g 31%
Vitamin B2 0.363mg 0.027mg 26%
Vitamin B1 0.317mg 0.046mg 23%
Zinc 2.52mg 0.17mg 21%
Saturated fat 4.493g 0.042g 20%
Fats 12.01g 0.1g 18%
Folate 80µg 19µg 15%
Phosphorus 134mg 29mg 15%
Sodium 331mg 4mg 14%
Calories 297kcal 40kcal 13%
Monounsaturated fat 4.835g 0.013g 12%
Cholesterol 33mg 0mg 11%
Polyunsaturated fat 1.68g 0.017g 11%
Manganese 0.357mg 0.129mg 10%
Copper 0.121mg 0.039mg 9%
Starch 22.87g 0g 9%
Vitamin B5 0.53mg 0.123mg 8%
Vitamin C 0mg 7.4mg 8%
Vitamin B6 0.212mg 0.12mg 7%
Carbs 31.5g 9.34g 7%
Choline 34.4mg 6.1mg 5%
Vitamin K 4.9µg 0.4µg 4%
Magnesium 27mg 10mg 4%
Calcium 62mg 23mg 4%
Vitamin E 0.38mg 0.02mg 2%
Potassium 197mg 146mg 2%
Fructose 2.27g 1.29g 1%
Vitamin A 9µg 0µg 1%
Vitamin D 0.1µg 0µg 1%
Net carbs 29.8g 7.64g N/A
Vitamin D 2IU 0IU 0%
Sugar 4.88g 4.24g N/A
Fiber 1.7g 1.7g 0%
Trans fat 0.514g 0g N/A
Tryptophan 0.144mg 0.014mg 0%
Threonine 0.46mg 0.021mg 0%
Isoleucine 0.642mg 0.014mg 0%
Leucine 1.13mg 0.025mg 0%
Lysine 0.785mg 0.039mg 0%
Methionine 0.306mg 0.002mg 0%
Phenylalanine 0.67mg 0.025mg 0%
Valine 0.728mg 0.021mg 0%
Histidine 0.402mg 0.014mg 0%
Omega-3 - EPA 0.005g 0g N/A
Omega-3 - DHA 0.001g 0g N/A
Omega-3 - ALA 0.121g N/A
Omega-3 - DPA 0.009g 0g N/A
Omega-6 - Gamma-linoleic acid 0.004g N/A
Omega-6 - Dihomo-gamma-linoleic acid 0.009g N/A
Omega-6 - Eicosadienoic acid 0.003g 0g N/A
Omega-6 - Linoleic acid 1.391g N/A

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Fast food Onion
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low Glycemic Index diet ok

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Vitamins & Minerals Daily Need Coverage Score

The summary scores indicate the extent to which this food can fulfill your daily vitamin and mineral requirements if you consume 3 servings, consisting of 100 grams of each (an approximation of 3 serving sizes).
Vitamins Daily Need Coverage Score
43%
Fast food
8%
Onion
Minerals Daily Need Coverage Score
54%
Fast food
8%
Onion

Comparison summary

Which food is lower in Cholesterol?
Onion
Onion is lower in Cholesterol (difference - 33mg)
Which food is lower in Sugar?
Onion
Onion is lower in Sugar (difference - 0.64g)
Which food contains less Sodium?
Onion
Onion contains less Sodium (difference - 327mg)
Which food is lower in Saturated fat?
Onion
Onion is lower in Saturated fat (difference - 4.451g)
Which food is lower in glycemic index?
Onion
Onion is lower in glycemic index (difference - 51)
Which food is cheaper?
Fast food
Fast food is cheaper (difference - $0.2)
Which food is richer in minerals?
Fast food
Fast food is relatively richer in minerals
Which food is richer in vitamins?
Fast food
Fast food is relatively richer in vitamins

References

All the values for which the sources are not specified explicitly are taken from FDA’s Food Central. The exact link to the food presented on this page can be found below.

  1. Fast food - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170693/nutrients
  2. Onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170000/nutrients

All the Daily Values are presented for males aged 31-50, for 2000-calorie diets.

Data provided by FoodStruct.com should be considered and used as information only. Please consult your physician before beginning any diet.